Table 2: IP-One Assay Protocol in 1536-Well Plate Format

Step Parameter Value Description
1 Cells 4 μL 2000 cells/well
2 Incubation 24 hrs 37°C, 5% CO2
3 Compound 23 nl in DMSO dilution
4 Incubation 10 min 37°C, 5% CO2
4 Reagent 1 μl Carbachol (EC80)
5 Incubation 30 min 37°C, 5% CO2
7 Reagents 1 μl each IP1-d2 and Eu-anti-IP1-Ab in cell lysis buffer, dispensing separately
8 Incubation 30 min Room temperature
9 Detection HTRF mode ViewLux plate reader